<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Insert title here</title>
<style type="text/css">
	
	
	input[type="text"]:read-only{
		background-color: greenyellow;
	}
	
	input[type="text"]:read-write{
		background-color: skyblue;
	}

 

</style>
</head>
<body>

	<form>
		<p>name:<input type="text" name="name"/></p>
		<p>addr:<input type="text" name="addr" value="jiangsu" readonly="readonly"/></p>
	</form>
</body>
</html>